Wednesday, February 22, 2012

The sequences of the process used allows...

Researchers used high-throughput genetic sequencing to identify bacteria in 10 different surfaces in 12 men and women bathrooms in the university campus. Those surfaces include doors, toilet, faucet handles, soap, toilet bowls and different areas of sex. The sequences of the process used allows scientists to create the millions of sequences at the same time. Nineteen bacterial Phil identified. Most belonged to four types:


Actinobacteria,


Bacteriodetes,


Firmicutes and proteobakteriya. Scientists managed to get an average of 3,340 gene sequences in the sample. Bacteria commonly associated with human skin were found on all surfaces - no big surprise, as most of the areas touched tests regularly. Other human bacteria, including those related to the mouth, bowel and urine were found on all surfaces. Bacterial communities were grouped into three categories: those on the dressing surface, on the floor, and on the surface, usually touch hands. Bacteria linked to bowel were widespread on the surface of the toilet, indicating fecal contamination (and arguments to protect the seats). Bacteria associated with the skin are most often found on the surface of people raised in their hands. Paul was the greatest of the bacteria, revealing what the authors call "a variety of bacterial communities" organisms, including several commonly found in soil. Some toilet flush handles and bacteria compared with what was found on the floor. Get the picture? It offers some people wash their feet with handles, practice, the authors write, "is well known germophobes and those who had the misfortune to use toilets that are less harmful to health."


Search the bacteria associated with intestinal and female urine at different points in the toilet may mean that frequent use of the toilet distributes these germs around and around. And if on some level we all know that, even if we do not want to admit that the authors said it underscores the importance of washing hands after visiting the sites, so that the surface can transmit pathogens to humans. Those who used the bathrooms are tapped for the study might want to take an example from the research. "Unfortunately," they write, "previous studies have shown that students (who are probably the most frequently studied users toilets) are not always naystarannishyh hand washers."


This study was published today in the journal strattera without prescritpion. .

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